Java 伯特旺'；t保存数据集，"；“该结构无效”；错误

我们正在尝试在重新创建数据库后更新BIRT报告项目。因此，我键入了新查询，但当我移动到参数选项卡（或任何选项卡）时，错误：

结构是浮动的，其处理程序无效

弹出，错误日志中显示以下错误：

从插件“org.eclipse.jface”调用代码时出现问题。

然后，在那之后，其他的一切都不起作用了；更改没有注册（选项卡中库名称附近没有星号），我无法保存任何内容

堆栈跟踪：

java.lang.RuntimeException: The structure is floating, and its handle is invalid!
    at org.eclipse.birt.report.model.api.MemberHandle.<init>(MemberHandle.java:59)
    at org.eclipse.birt.report.model.api.DataSetParameterHandle.getMember(DataSetParameterHandle.java:372)
    at org.eclipse.birt.report.model.api.StructureHandle.getProperty(StructureHandle.java:187)
    at org.eclipse.birt.report.model.api.DataSetParameterHandle.getPosition(DataSetParameterHandle.java:184)
    at org.eclipse.birt.report.model.adapter.oda.impl.DataSetParameterAdapter.getPositions(DataSetParameterAdapter.java:1431)
    at org.eclipse.birt.report.model.adapter.oda.impl.DataSetParameterAdapter.getDriverDefinedParameters(DataSetParameterAdapter.java:1384)
    at org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.updateDesignerValue(DataSetAdapter.java:982)
    at org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.updateDataSetHandle(DataSetAdapter.java:929)
    at org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.updateDataSetHandle(DataSetAdapter.java:410)
    at org.eclipse.birt.report.model.adapter.oda.impl.ModelOdaAdapter.updateDataSetHandle(ModelOdaAdapter.java:188)
    at org.eclipse.birt.report.model.adapter.oda.ModelOdaAdapter.updateDataSetHandle(ModelOdaAdapter.java:203)
    at org.eclipse.birt.report.designer.data.ui.util.DTPUtil.updateDataSetHandle(DTPUtil.java:207)
    at org.eclipse.birt.report.designer.data.ui.dataset.PropertyPageWrapper.canLeave(PropertyPageWrapper.java:132)
    at org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog.showPage(AbstractPropertyDialog.java:568)
    at org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog.showSelectionPage(AbstractPropertyDialog.java:482)
    at org.eclipse.birt.report.designer.data.ui.dataset.DataSetEditor.showSelectionPage(DataSetEditor.java:913)
    at org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog$2$1.run(AbstractPropertyDialog.java:438)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog$2.selectionChanged(AbstractPropertyDialog.java:433)
    at org.eclipse.jface.viewers.Viewer$2.run(Viewer.java:164)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
    at org.eclipse.jface.viewers.Viewer.fireSelectionChanged(Viewer.java:162)
    at org.eclipse.jface.viewers.StructuredViewer.updateSelection(StructuredViewer.java:2188)
    at org.eclipse.jface.viewers.StructuredViewer.handleSelect(StructuredViewer.java:1211)
    at org.eclipse.jface.viewers.StructuredViewer$4.widgetSelected(StructuredViewer.java:1241)
    at org.eclipse.jface.util.OpenStrategy.fireSelectionEvent(OpenStrategy.java:239)
    at org.eclipse.jface.util.OpenStrategy.access$4(OpenStrategy.java:233)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:403)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4170)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3759)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:826)
    at org.eclipse.jface.window.Window.open(Window.java:802)
    at org.eclipse.birt.report.designer.ui.dialogs.BaseDialog.open(BaseDialog.java:111)
    at org.eclipse.birt.report.designer.data.ui.providers.EditableDataSetNodeProvider.performEdit(EditableDataSetNodeProvider.java:102)
    at org.eclipse.birt.report.designer.internal.ui.views.DefaultNodeProvider.performRequest(DefaultNodeProvider.java:472)
    at org.eclipse.birt.report.designer.internal.ui.views.actions.EditAction.doAction(EditAction.java:85)
    at org.eclipse.birt.report.designer.internal.ui.views.actions.AbstractElementAction.run(AbstractElementAction.java:70)
    at org.eclipse.birt.report.designer.internal.ui.views.RenameListener.doubleClick(RenameListener.java:214)
    at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:845)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
    at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:843)
    at org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect(AbstractTreeViewer.java:1477)
    at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1246)
    at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:249)
    at org.eclipse.jface.util.OpenStrategy.access$0(OpenStrategy.java:246)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:307)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4170)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3759)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1450)

java.lang.RuntimeException:结构是浮动的，其句柄无效！
位于org.eclipse.birt.report.model.api.MemberHandle.（MemberHandle.java:59）
位于org.eclipse.birt.report.model.api.DataSetParameterHandle.getMember（DataSetParameterHandle.java:372）
位于org.eclipse.birt.report.model.api.StructureHandle.getProperty（StructureHandle.java:187）
位于org.eclipse.birt.report.model.api.DataSetParameterHandle.getPosition（DataSetParameterHandle.java:184）
位于org.eclipse.birt.report.model.adapter.oda.impl.DataSetParameterAdapter.getPositions（DataSetParameterAdapter.java:1431）
位于org.eclipse.birt.report.model.adapter.oda.impl.DataSetParameterAdapter.getDriverDefinedParameters（DataSetParameterAdapter.java:1384）
位于org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.updateDesignerValue（DataSetAdapter.java:982）
在org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.UpdateDataSethathandle（DataSetAdapter.java:929）上
在org.eclipse.birt.report.model.adapter.oda.impl.DataSetAdapter.UpdateDataSethathandle（DataSetAdapter.java:410）上
在org.eclipse.birt.report.model.adapter.oda.impl.ModelOdaAdapter.updateDataSetHandle（ModelOdaAdapter.java:188）上
在org.eclipse.birt.report.model.adapter.oda.ModelOdaAdapter.updateDataSetHandle（ModelOdaAdapter.java:203）上
位于org.eclipse.birt.report.designer.data.ui.util.DTPUtil.updateDataSetHandle（DTPUtil.java:207）
位于org.eclipse.birt.report.designer.data.ui.dataset.PropertyPageWrapper.canLeave（PropertyPageWrapper.java:132）
位于org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog.showPage（AbstractPropertyDialog.java:568）
位于org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog.showSelectionPage（AbstractPropertyDialog.java:482）
在org.eclipse.birt.report.designer.data.ui.dataset.DataSetEditor.showSelectionPage（DataSetEditor.java:913）上
位于org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog$2$1.run（AbstractPropertyDialog.java:438）
位于org.eclipse.swt.custom.BusyIndicator.showWhile（BusyIndicator.java:70）
位于org.eclipse.birt.report.designer.data.ui.property.AbstractPropertyDialog$2.selectionChanged（AbstractPropertyDialog.java:433）
位于org.eclipse.jface.viewers.Viewer$2.run（Viewer.java:164）
位于org.eclipse.core.runtime.SafeRunner.run（SafeRunner.java:42）
位于org.eclipse.ui.internal.JFaceUtil$1.run（JFaceUtil.java:49）
位于org.eclipse.jface.util.SafeRunnable.run（SafeRunnable.java:175）
在org.eclipse.jface.viewers.Viewer.fireSelectionChanged上（Viewer.java:162）
位于org.eclipse.jface.viewers.StructuredViewer.updateSelection（StructuredViewer.java:2188）
位于org.eclipse.jface.viewers.StructuredViewer.handleSelect（StructuredViewer.java:1211）
位于org.eclipse.jface.viewers.StructuredViewer$4.widgetSelected（StructuredViewer.java:1241）
位于org.eclipse.jface.util.OpenStrategy.fireSelectionEvent（OpenStrategy.java:239）
访问org.eclipse.jface.util.OpenStrategy.access$4（OpenStrategy.java:233）
在org.eclipse.jface.util.OpenStrategy$1.handleEvent（OpenStrategy.java:403）上
位于org.eclipse.swt.widgets.EventTable.sendEvent（EventTable.java:84）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1057）
位于org.eclipse.swt.widgets.Display.runDeferredEvents（Display.java:4170）
在org.eclipse.swt.widgets.Display.readAndDispatch（Display.java:3759）上
位于org.eclipse.jface.window.window.runEventLoop（window.java:826）
位于org.eclipse.jface.window.window.open（window.java:802）
位于org.eclipse.birt.report.designer.ui.dialogs.BaseDialog.open（BaseDialog.java:111）
位于org.eclipse.birt.report.designer.data.ui.providers.EditableDataSetNodeProvider.performEdit（EditableDataSetNodeProvider.java:102）
位于org.eclipse.birt.report.designer.internal.ui.views.DefaultNodeProvider.performRequest（DefaultNodeProvider.java:472）
位于org.eclipse.birt.report.designer.internal.ui.views.actions.EditAction.doAction（EditAction.java:85）
位于org.eclipse.birt.report.designer.internal.ui.views.actions.AbstractElementAction.run（AbstractElementAction.java:70）
在org.eclipse.birt.report.designer.internal.ui.views.RenameListener.doubleClick（RenameListener.java:214）上
位于org.eclipse.jface.viewers.StructuredViewer$1.run（StructuredViewer.java:845）
位于org.eclipse.core.runtime.SafeRunner.run（SafeRunner.java:42）
位于org.eclipse.ui.internal.JFaceUtil$1.run（JFaceUtil.java:49）
位于org.eclipse.jface.util.SafeRunnable.run（SafeRunnable.java:175）
在org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick上（StructuredViewer.java:843）
位于org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect（AbstractTreeViewer.java:1477）
位于org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected（StructuredViewer.java:1246）
在org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent（OpenStrategy.java:249）上
访问org.eclipse.jface.util.OpenStrategy.access$0（OpenStrategy.java:246）
在org.eclipse.jface.util.OpenStrategy$1.handleEvent（OpenStrategy.java:307）上
位于org.eclipse.swt.widgets.EventTable.sendEvent（EventTable.java:84）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1057）
位于org.eclipse.swt.widgets.Display.runDeferredEvents（Display.java:4170）
在org.eclipse.swt.widgets.Display.readAndDispatch（Display.java:3759）上
在org.eclipse.e4.ui.internal.workben